Weight Loss Equation:
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The Weight Loss Schedule Calculator estimates how long it will take to reach your weight loss goal based on your weekly calorie deficit. It uses the scientifically accepted value of 7700 kcal per kg of body weight.
The calculator uses the weight loss equation:
Where:
Explanation: The equation calculates how many weeks it will take to lose the desired weight based on your consistent weekly calorie deficit.
Details: A safe and sustainable weight loss is typically 0.5-1 kg per week. This calculator helps you plan realistic timelines for your weight loss journey.
Tips: Enter your weight loss goal in kg and your planned weekly calorie deficit. For best results, aim for a deficit of 3500-7000 kcal per week (0.5-1 kg weight loss per week).
Q1: Why 7700 kcal per kg?
A: Research shows that 1 kg of body fat contains approximately 7700 kcal of energy.
Q2: Is weight loss linear?
A: No, weight loss typically slows down as you lose weight due to metabolic adaptations.
Q3: What's a healthy weekly deficit?
A: Most experts recommend 500-1000 kcal daily deficit (3500-7000 kcal weekly) for sustainable weight loss.
Q4: Does this account for water weight?
A: No, this calculates fat loss only. Initial weight loss often includes significant water weight.
Q5: Should I adjust my deficit over time?
A: Yes, as you lose weight, your maintenance calories decrease, so you may need to adjust your intake or activity to maintain the same deficit.